linux祕鑰copy完成，仍須要密碼驗證（700不能解決問題）

[root@slave2 ~]# ssh -v root@192.168.31.16 OpenSSH_7.4p1, OpenSSL 1.0.2k-fips 26 Jan 2017 debug1: Reading configuration data /etc/ssh/ssh_config debug1: /etc/ssh/ssh_config line 58: Applying options

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